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Table 2 Sample Characteristics for Interoceptive Dimensions

From: The impact of traumatic childhood experiences on interoception: disregarding one’s own body

Interoceptive dimensions

Mean ± SD

(Mdn; IQR)

H Value

p Valuea

p Valueb

MD

SSD

PTSD

HC

MD

vs

SSD

MD

vs

PTSD

MD

vs

HC

SSD

vs

PTSD

SSD

vs

HC

PTSD

vs

HC

Interoceptive accuracy

0.65 ± 0.19

(0.70; 0.33)

0.60 ± 0.18

(0.60; 0.30)

0.62 ± 0.16

(0.61; 0.23)

0.62 ± 0.26 (0.66; 0.26)

1.39

.708

      

Confidence

3.64 ± 1.87

(2.86; 1.93)

4.35 ± 1.54

(4.00; 2.89)

4.02 ± 2.08

(3.21; 3.18)

4.94 ± 1.75

(5.14; 3.00)

9.57

.023*

.446

1.00

.018*

1.00

1.00

.308

Interoceptive awareness

0.17 ± 0.39

(0.19; 0.52)

0.26 ± 0.44

(0.40; 0.68)

0.21 ± 0.42

(0.18; 0.65)

0.41 ± 0.43

(0.51; 0.89)

6.80

.079

      

Body Awareness

(SBC)

2.40 ± 0.53

(2.38; 0.56)

2.75 ± 0.52

(2.83; 0.65)

2.15 ± 0.68

(2.33; 0.83)

2.46 ± 0.57

(2.50; 0.92)

14.87

.002*

.046*

1.00

1.00

.001*

.275

.706

Body Dissociation (SBC)

1.45 ± 0.65

(1.25; 0.75)

1.33 ± 0.59

(1.38; 0.88)

1.82 ± 0.69

(1.87; 1.09)

0.82 ± 0.63

(0.63; 1.00)

27.53

 < .001*

1.00

.379

.004*

.089

.022*

. < 001*

HRV (RMSSD)

27.77 ± 19.22

(20.70; 13.69)

40.73 ± 20.33

(33.57; 25.67)

32.54 ± 15.43

(28.17; 20.13)

49.21 ± 30.92

(44.48; 53.25)

16.22

.001*

.010*

.667

.002*

.730

1.00

.269

  1. Significant values are highlighted via asterisk
  2. Abbreviations: H test statistic of the Kruskal–Wallis test, HC Healthy controls, HRV Heart rate variability, IQR Interquartil range, MD major depressive disorder, Mdn Median, p Value Probability value, PTSD Posttraumatic stress disorder, RMSSD Root Mean Square of Successive Differences, SBC Scale of Body Connection, SD Standard deviation, SSD Somatic symptom disorder
  3. aUncorrected for multiple testing
  4. bCorrected for multiple testing via Bonferonni